1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _LINUX_BRCMPHY_H 3 #define _LINUX_BRCMPHY_H 4 5 #include <linux/phy.h> 6 7 /* All Broadcom Ethernet switches have a pseudo-PHY at address 30 which is used 8 * to configure the switch internal registers via MDIO accesses. 9 */ 10 #define BRCM_PSEUDO_PHY_ADDR 30 11 12 #define PHY_ID_BCM50610 0x0143bd60 13 #define PHY_ID_BCM50610M 0x0143bd70 14 #define PHY_ID_BCM5241 0x0143bc30 15 #define PHY_ID_BCMAC131 0x0143bc70 16 #define PHY_ID_BCM5481 0x0143bca0 17 #define PHY_ID_BCM5395 0x0143bcf0 18 #define PHY_ID_BCM53125 0x03625f20 19 #define PHY_ID_BCM53128 0x03625e10 20 #define PHY_ID_BCM54810 0x03625d00 21 #define PHY_ID_BCM54811 0x03625cc0 22 #define PHY_ID_BCM5482 0x0143bcb0 23 #define PHY_ID_BCM5411 0x00206070 24 #define PHY_ID_BCM5421 0x002060e0 25 #define PHY_ID_BCM54210E 0x600d84a0 26 #define PHY_ID_BCM5464 0x002060b0 27 #define PHY_ID_BCM5461 0x002060c0 28 #define PHY_ID_BCM54612E 0x03625e60 29 #define PHY_ID_BCM54616S 0x03625d10 30 #define PHY_ID_BCM54140 0xae025009 31 #define PHY_ID_BCM57780 0x03625d90 32 #define PHY_ID_BCM89610 0x03625cd0 33 34 #define PHY_ID_BCM72113 0x35905310 35 #define PHY_ID_BCM72116 0x35905350 36 #define PHY_ID_BCM72165 0x35905340 37 #define PHY_ID_BCM7250 0xae025280 38 #define PHY_ID_BCM7255 0xae025120 39 #define PHY_ID_BCM7260 0xae025190 40 #define PHY_ID_BCM7268 0xae025090 41 #define PHY_ID_BCM7271 0xae0253b0 42 #define PHY_ID_BCM7278 0xae0251a0 43 #define PHY_ID_BCM7364 0xae025260 44 #define PHY_ID_BCM7366 0x600d8490 45 #define PHY_ID_BCM7346 0x600d8650 46 #define PHY_ID_BCM7362 0x600d84b0 47 #define PHY_ID_BCM7425 0x600d86b0 48 #define PHY_ID_BCM7429 0x600d8730 49 #define PHY_ID_BCM7435 0x600d8750 50 #define PHY_ID_BCM74371 0xae0252e0 51 #define PHY_ID_BCM7439 0x600d8480 52 #define PHY_ID_BCM7439_2 0xae025080 53 #define PHY_ID_BCM7445 0x600d8510 54 #define PHY_ID_BCM7712 0x35905330 55 56 #define PHY_ID_BCM_CYGNUS 0xae025200 57 #define PHY_ID_BCM_OMEGA 0xae025100 58 59 #define PHY_BCM_OUI_MASK 0xfffffc00 60 #define PHY_BCM_OUI_1 0x00206000 61 #define PHY_BCM_OUI_2 0x0143bc00 62 #define PHY_BCM_OUI_3 0x03625c00 63 #define PHY_BCM_OUI_4 0x600d8400 64 #define PHY_BCM_OUI_5 0x03625e00 65 #define PHY_BCM_OUI_6 0xae025000 66 67 #define PHY_BRCM_AUTO_PWRDWN_ENABLE 0x00000001 68 #define PHY_BRCM_RX_REFCLK_UNUSED 0x00000002 69 #define PHY_BRCM_CLEAR_RGMII_MODE 0x00000004 70 #define PHY_BRCM_DIS_TXCRXC_NOENRGY 0x00000008 71 #define PHY_BRCM_EN_MASTER_MODE 0x00000010 72 #define PHY_BRCM_IDDQ_SUSPEND 0x00000020 73 74 /* Broadcom BCM7xxx specific workarounds */ 75 #define PHY_BRCM_7XXX_REV(x) (((x) >> 8) & 0xff) 76 #define PHY_BRCM_7XXX_PATCH(x) ((x) & 0xff) 77 #define PHY_BCM_FLAGS_VALID 0x80000000 78 79 /* Broadcom BCM54XX register definitions, common to most Broadcom PHYs */ 80 #define MII_BCM54XX_ECR 0x10 /* BCM54xx extended control register */ 81 #define MII_BCM54XX_ECR_IM 0x1000 /* Interrupt mask */ 82 #define MII_BCM54XX_ECR_IF 0x0800 /* Interrupt force */ 83 #define MII_BCM54XX_ECR_FIFOE 0x0001 /* FIFO elasticity */ 84 85 #define MII_BCM54XX_ESR 0x11 /* BCM54xx extended status register */ 86 #define MII_BCM54XX_ESR_IS 0x1000 /* Interrupt status */ 87 88 #define MII_BCM54XX_EXP_DATA 0x15 /* Expansion register data */ 89 #define MII_BCM54XX_EXP_SEL 0x17 /* Expansion register select */ 90 #define MII_BCM54XX_EXP_SEL_TOP 0x0d00 /* TOP_MISC expansion register select */ 91 #define MII_BCM54XX_EXP_SEL_SSD 0x0e00 /* Secondary SerDes select */ 92 #define MII_BCM54XX_EXP_SEL_ER 0x0f00 /* Expansion register select */ 93 #define MII_BCM54XX_EXP_SEL_ETC 0x0d00 /* Expansion register spare + 2k mem */ 94 95 #define MII_BCM54XX_AUX_CTL 0x18 /* Auxiliary control register */ 96 #define MII_BCM54XX_ISR 0x1a /* BCM54xx interrupt status register */ 97 #define MII_BCM54XX_IMR 0x1b /* BCM54xx interrupt mask register */ 98 #define MII_BCM54XX_INT_CRCERR 0x0001 /* CRC error */ 99 #define MII_BCM54XX_INT_LINK 0x0002 /* Link status changed */ 100 #define MII_BCM54XX_INT_SPEED 0x0004 /* Link speed change */ 101 #define MII_BCM54XX_INT_DUPLEX 0x0008 /* Duplex mode changed */ 102 #define MII_BCM54XX_INT_LRS 0x0010 /* Local receiver status changed */ 103 #define MII_BCM54XX_INT_RRS 0x0020 /* Remote receiver status changed */ 104 #define MII_BCM54XX_INT_SSERR 0x0040 /* Scrambler synchronization error */ 105 #define MII_BCM54XX_INT_UHCD 0x0080 /* Unsupported HCD negotiated */ 106 #define MII_BCM54XX_INT_NHCD 0x0100 /* No HCD */ 107 #define MII_BCM54XX_INT_NHCDL 0x0200 /* No HCD link */ 108 #define MII_BCM54XX_INT_ANPR 0x0400 /* Auto-negotiation page received */ 109 #define MII_BCM54XX_INT_LC 0x0800 /* All counters below 128 */ 110 #define MII_BCM54XX_INT_HC 0x1000 /* Counter above 32768 */ 111 #define MII_BCM54XX_INT_MDIX 0x2000 /* MDIX status change */ 112 #define MII_BCM54XX_INT_PSERR 0x4000 /* Pair swap error */ 113 114 #define MII_BCM54XX_SHD 0x1c /* 0x1c shadow registers */ 115 #define MII_BCM54XX_SHD_WRITE 0x8000 116 #define MII_BCM54XX_SHD_VAL(x) ((x & 0x1f) << 10) 117 #define MII_BCM54XX_SHD_DATA(x) ((x & 0x3ff) << 0) 118 119 #define MII_BCM54XX_RDB_ADDR 0x1e 120 #define MII_BCM54XX_RDB_DATA 0x1f 121 122 /* legacy access control via rdb/expansion register */ 123 #define BCM54XX_RDB_REG0087 0x0087 124 #define BCM54XX_EXP_REG7E (MII_BCM54XX_EXP_SEL_ER + 0x7E) 125 #define BCM54XX_ACCESS_MODE_LEGACY_EN BIT(15) 126 127 /* 128 * AUXILIARY CONTROL SHADOW ACCESS REGISTERS. (PHY REG 0x18) 129 */ 130 #define MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL 0x00 131 #define MII_BCM54XX_AUXCTL_ACTL_TX_6DB 0x0400 132 #define MII_BCM54XX_AUXCTL_ACTL_SMDSP_ENA 0x0800 133 #define MII_BCM54XX_AUXCTL_ACTL_EXT_PKT_LEN 0x4000 134 135 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC 0x07 136 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_WIRESPEED_EN 0x0010 137 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_EN 0x0080 138 #define MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN 0x0100 139 #define MII_BCM54XX_AUXCTL_MISC_FORCE_AMDIX 0x0200 140 #define MII_BCM54XX_AUXCTL_MISC_WREN 0x8000 141 142 #define MII_BCM54XX_AUXCTL_SHDWSEL_READ_SHIFT 12 143 #define MII_BCM54XX_AUXCTL_SHDWSEL_MASK 0x0007 144 145 /* 146 * Broadcom LED source encodings. These are used in BCM5461, BCM5481, 147 * BCM5482, and possibly some others. 148 */ 149 #define BCM_LED_SRC_LINKSPD1 0x0 150 #define BCM_LED_SRC_LINKSPD2 0x1 151 #define BCM_LED_SRC_XMITLED 0x2 152 #define BCM_LED_SRC_ACTIVITYLED 0x3 153 #define BCM_LED_SRC_FDXLED 0x4 154 #define BCM_LED_SRC_SLAVE 0x5 155 #define BCM_LED_SRC_INTR 0x6 156 #define BCM_LED_SRC_QUALITY 0x7 157 #define BCM_LED_SRC_RCVLED 0x8 158 #define BCM_LED_SRC_WIRESPEED 0x9 159 #define BCM_LED_SRC_MULTICOLOR1 0xa 160 #define BCM_LED_SRC_OPENSHORT 0xb 161 #define BCM_LED_SRC_OFF 0xe /* Tied high */ 162 #define BCM_LED_SRC_ON 0xf /* Tied low */ 163 164 /* 165 * Broadcom Multicolor LED configurations (expansion register 4) 166 */ 167 #define BCM_EXP_MULTICOLOR (MII_BCM54XX_EXP_SEL_ER + 0x04) 168 #define BCM_LED_MULTICOLOR_IN_PHASE BIT(8) 169 #define BCM_LED_MULTICOLOR_LINK_ACT 0x0 170 #define BCM_LED_MULTICOLOR_SPEED 0x1 171 #define BCM_LED_MULTICOLOR_ACT_FLASH 0x2 172 #define BCM_LED_MULTICOLOR_FDX 0x3 173 #define BCM_LED_MULTICOLOR_OFF 0x4 174 #define BCM_LED_MULTICOLOR_ON 0x5 175 #define BCM_LED_MULTICOLOR_ALT 0x6 176 #define BCM_LED_MULTICOLOR_FLASH 0x7 177 #define BCM_LED_MULTICOLOR_LINK 0x8 178 #define BCM_LED_MULTICOLOR_ACT 0x9 179 #define BCM_LED_MULTICOLOR_PROGRAM 0xa 180 181 /* 182 * BCM5482: Shadow registers 183 * Shadow values go into bits [14:10] of register 0x1c to select a shadow 184 * register to access. 185 */ 186 187 /* 00100: Reserved control register 2 */ 188 #define BCM54XX_SHD_SCR2 0x04 189 #define BCM54XX_SHD_SCR2_WSPD_RTRY_DIS 0x100 190 #define BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_SHIFT 2 191 #define BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_OFFSET 2 192 #define BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_MASK 0x7 193 194 /* 00101: Spare Control Register 3 */ 195 #define BCM54XX_SHD_SCR3 0x05 196 #define BCM54XX_SHD_SCR3_DEF_CLK125 0x0001 197 #define BCM54XX_SHD_SCR3_DLLAPD_DIS 0x0002 198 #define BCM54XX_SHD_SCR3_TRDDAPD 0x0004 199 #define BCM54XX_SHD_SCR3_RXCTXC_DIS 0x0100 200 201 /* 01010: Auto Power-Down */ 202 #define BCM54XX_SHD_APD 0x0a 203 #define BCM_APD_CLR_MASK 0xFE9F /* clear bits 5, 6 & 8 */ 204 #define BCM54XX_SHD_APD_EN 0x0020 205 #define BCM_NO_ANEG_APD_EN 0x0060 /* bits 5 & 6 */ 206 #define BCM_APD_SINGLELP_EN 0x0100 /* Bit 8 */ 207 208 #define BCM5482_SHD_LEDS1 0x0d /* 01101: LED Selector 1 */ 209 /* LED3 / ~LINKSPD[2] selector */ 210 #define BCM5482_SHD_LEDS1_LED3(src) ((src & 0xf) << 4) 211 /* LED1 / ~LINKSPD[1] selector */ 212 #define BCM5482_SHD_LEDS1_LED1(src) ((src & 0xf) << 0) 213 #define BCM54XX_SHD_RGMII_MODE 0x0b /* 01011: RGMII Mode Selector */ 214 #define BCM5482_SHD_SSD 0x14 /* 10100: Secondary SerDes control */ 215 #define BCM5482_SHD_SSD_LEDM 0x0008 /* SSD LED Mode enable */ 216 #define BCM5482_SHD_SSD_EN 0x0001 /* SSD enable */ 217 218 /* 10011: SerDes 100-FX Control Register */ 219 #define BCM54616S_SHD_100FX_CTRL 0x13 220 #define BCM54616S_100FX_MODE BIT(0) /* 100-FX SerDes Enable */ 221 222 /* 11111: Mode Control Register */ 223 #define BCM54XX_SHD_MODE 0x1f 224 #define BCM54XX_SHD_INTF_SEL_MASK GENMASK(2, 1) /* INTERF_SEL[1:0] */ 225 #define BCM54XX_SHD_INTF_SEL_RGMII 0x02 226 #define BCM54XX_SHD_INTF_SEL_SGMII 0x04 227 #define BCM54XX_SHD_INTF_SEL_GBIC 0x06 228 #define BCM54XX_SHD_MODE_1000BX BIT(0) /* Enable 1000-X registers */ 229 230 /* 231 * EXPANSION SHADOW ACCESS REGISTERS. (PHY REG 0x15, 0x16, and 0x17) 232 */ 233 #define MII_BCM54XX_EXP_AADJ1CH0 0x001f 234 #define MII_BCM54XX_EXP_AADJ1CH0_SWP_ABCD_OEN 0x0200 235 #define MII_BCM54XX_EXP_AADJ1CH0_SWSEL_THPF 0x0100 236 #define MII_BCM54XX_EXP_AADJ1CH3 0x601f 237 #define MII_BCM54XX_EXP_AADJ1CH3_ADCCKADJ 0x0002 238 #define MII_BCM54XX_EXP_EXP08 0x0F08 239 #define MII_BCM54XX_EXP_EXP08_RJCT_2MHZ 0x0001 240 #define MII_BCM54XX_EXP_EXP08_EARLY_DAC_WAKE 0x0200 241 #define MII_BCM54XX_EXP_EXP08_FORCE_DAC_WAKE 0x0100 242 #define MII_BCM54XX_EXP_EXP75 0x0f75 243 #define MII_BCM54XX_EXP_EXP75_VDACCTRL 0x003c 244 #define MII_BCM54XX_EXP_EXP75_CM_OSC 0x0001 245 #define MII_BCM54XX_EXP_EXP96 0x0f96 246 #define MII_BCM54XX_EXP_EXP96_MYST 0x0010 247 #define MII_BCM54XX_EXP_EXP97 0x0f97 248 #define MII_BCM54XX_EXP_EXP97_MYST 0x0c0c 249 250 /* Top-MISC expansion registers */ 251 #define BCM54XX_TOP_MISC_IDDQ_CTRL (MII_BCM54XX_EXP_SEL_TOP + 0x06) 252 #define BCM54XX_TOP_MISC_IDDQ_LP (1 << 0) 253 #define BCM54XX_TOP_MISC_IDDQ_SD (1 << 2) 254 #define BCM54XX_TOP_MISC_IDDQ_SR (1 << 3) 255 256 /* 257 * BCM5482: Secondary SerDes registers 258 */ 259 #define BCM5482_SSD_1000BX_CTL 0x00 /* 1000BASE-X Control */ 260 #define BCM5482_SSD_1000BX_CTL_PWRDOWN 0x0800 /* Power-down SSD */ 261 #define BCM5482_SSD_SGMII_SLAVE 0x15 /* SGMII Slave Register */ 262 #define BCM5482_SSD_SGMII_SLAVE_EN 0x0002 /* Slave mode enable */ 263 #define BCM5482_SSD_SGMII_SLAVE_AD 0x0001 /* Slave auto-detection */ 264 265 /* BCM54810 Registers */ 266 #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL (MII_BCM54XX_EXP_SEL_ER + 0x90) 267 #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN (1 << 0) 268 #define BCM54810_SHD_CLK_CTL 0x3 269 #define BCM54810_SHD_CLK_CTL_GTXCLK_EN (1 << 9) 270 271 /* BCM54612E Registers */ 272 #define BCM54612E_EXP_SPARE0 (MII_BCM54XX_EXP_SEL_ETC + 0x34) 273 #define BCM54612E_LED4_CLK125OUT_EN (1 << 1) 274 275 /*****************************************************************************/ 276 /* Fast Ethernet Transceiver definitions. */ 277 /*****************************************************************************/ 278 279 #define MII_BRCM_FET_INTREG 0x1a /* Interrupt register */ 280 #define MII_BRCM_FET_IR_MASK 0x0100 /* Mask all interrupts */ 281 #define MII_BRCM_FET_IR_LINK_EN 0x0200 /* Link status change enable */ 282 #define MII_BRCM_FET_IR_SPEED_EN 0x0400 /* Link speed change enable */ 283 #define MII_BRCM_FET_IR_DUPLEX_EN 0x0800 /* Duplex mode change enable */ 284 #define MII_BRCM_FET_IR_ENABLE 0x4000 /* Interrupt enable */ 285 286 #define MII_BRCM_FET_BRCMTEST 0x1f /* Brcm test register */ 287 #define MII_BRCM_FET_BT_SRE 0x0080 /* Shadow register enable */ 288 289 290 /*** Shadow register definitions ***/ 291 292 #define MII_BRCM_FET_SHDW_MISCCTRL 0x10 /* Shadow misc ctrl */ 293 #define MII_BRCM_FET_SHDW_MC_FAME 0x4000 /* Force Auto MDIX enable */ 294 295 #define MII_BRCM_FET_SHDW_AUXMODE4 0x1a /* Auxiliary mode 4 */ 296 #define MII_BRCM_FET_SHDW_AM4_LED_MASK 0x0003 297 #define MII_BRCM_FET_SHDW_AM4_LED_MODE1 0x0001 298 299 #define MII_BRCM_FET_SHDW_AUXSTAT2 0x1b /* Auxiliary status 2 */ 300 #define MII_BRCM_FET_SHDW_AS2_APDE 0x0020 /* Auto power down enable */ 301 302 #define BRCM_CL45VEN_EEE_CONTROL 0x803d 303 #define LPI_FEATURE_EN 0x8000 304 #define LPI_FEATURE_EN_DIG1000X 0x4000 305 306 /* Core register definitions*/ 307 #define MII_BRCM_CORE_BASE12 0x12 308 #define MII_BRCM_CORE_BASE13 0x13 309 #define MII_BRCM_CORE_BASE14 0x14 310 #define MII_BRCM_CORE_BASE1E 0x1E 311 #define MII_BRCM_CORE_EXPB0 0xB0 312 #define MII_BRCM_CORE_EXPB1 0xB1 313 314 /* Enhanced Cable Diagnostics */ 315 #define BCM54XX_RDB_ECD_CTRL 0x2a0 316 #define BCM54XX_EXP_ECD_CTRL (MII_BCM54XX_EXP_SEL_ER + 0xc0) 317 318 #define BCM54XX_ECD_CTRL_CABLE_TYPE_CAT3 1 /* CAT3 or worse */ 319 #define BCM54XX_ECD_CTRL_CABLE_TYPE_CAT5 0 /* CAT5 or better */ 320 #define BCM54XX_ECD_CTRL_CABLE_TYPE_MASK BIT(0) /* cable type */ 321 #define BCM54XX_ECD_CTRL_INVALID BIT(3) /* invalid result */ 322 #define BCM54XX_ECD_CTRL_UNIT_CM 0 /* centimeters */ 323 #define BCM54XX_ECD_CTRL_UNIT_M 1 /* meters */ 324 #define BCM54XX_ECD_CTRL_UNIT_MASK BIT(10) /* cable length unit */ 325 #define BCM54XX_ECD_CTRL_IN_PROGRESS BIT(11) /* test in progress */ 326 #define BCM54XX_ECD_CTRL_BREAK_LINK BIT(12) /* unconnect link 327 * during test 328 */ 329 #define BCM54XX_ECD_CTRL_CROSS_SHORT_DIS BIT(13) /* disable inter-pair 330 * short check 331 */ 332 #define BCM54XX_ECD_CTRL_RUN BIT(15) /* run immediate */ 333 334 #define BCM54XX_RDB_ECD_FAULT_TYPE 0x2a1 335 #define BCM54XX_EXP_ECD_FAULT_TYPE (MII_BCM54XX_EXP_SEL_ER + 0xc1) 336 #define BCM54XX_ECD_FAULT_TYPE_INVALID 0x0 337 #define BCM54XX_ECD_FAULT_TYPE_OK 0x1 338 #define BCM54XX_ECD_FAULT_TYPE_OPEN 0x2 339 #define BCM54XX_ECD_FAULT_TYPE_SAME_SHORT 0x3 /* short same pair */ 340 #define BCM54XX_ECD_FAULT_TYPE_CROSS_SHORT 0x4 /* short different pairs */ 341 #define BCM54XX_ECD_FAULT_TYPE_BUSY 0x9 342 #define BCM54XX_ECD_FAULT_TYPE_PAIR_D_MASK GENMASK(3, 0) 343 #define BCM54XX_ECD_FAULT_TYPE_PAIR_C_MASK GENMASK(7, 4) 344 #define BCM54XX_ECD_FAULT_TYPE_PAIR_B_MASK GENMASK(11, 8) 345 #define BCM54XX_ECD_FAULT_TYPE_PAIR_A_MASK GENMASK(15, 12) 346 #define BCM54XX_ECD_PAIR_A_LENGTH_RESULTS 0x2a2 347 #define BCM54XX_ECD_PAIR_B_LENGTH_RESULTS 0x2a3 348 #define BCM54XX_ECD_PAIR_C_LENGTH_RESULTS 0x2a4 349 #define BCM54XX_ECD_PAIR_D_LENGTH_RESULTS 0x2a5 350 351 #define BCM54XX_RDB_ECD_PAIR_A_LENGTH_RESULTS 0x2a2 352 #define BCM54XX_EXP_ECD_PAIR_A_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc2) 353 #define BCM54XX_RDB_ECD_PAIR_B_LENGTH_RESULTS 0x2a3 354 #define BCM54XX_EXP_ECD_PAIR_B_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc3) 355 #define BCM54XX_RDB_ECD_PAIR_C_LENGTH_RESULTS 0x2a4 356 #define BCM54XX_EXP_ECD_PAIR_C_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc4) 357 #define BCM54XX_RDB_ECD_PAIR_D_LENGTH_RESULTS 0x2a5 358 #define BCM54XX_EXP_ECD_PAIR_D_LENGTH_RESULTS (MII_BCM54XX_EXP_SEL_ER + 0xc5) 359 #define BCM54XX_ECD_LENGTH_RESULTS_INVALID 0xffff 360 361 #endif /* _LINUX_BRCMPHY_H */ 362